NSURL * loadingUrl=[NSURL URLWithString: @“www.baidu.com”);
NSURLRequest *请求=[NSURLRequest requestWithURL: loadingUrl];
UIWebView
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NSURL * loadingUrl=[NSURL URLWithString: @“www.baidu.com”);
NSURLRequest *请求=[NSURLRequest requestWithURL: loadingUrl];
UIWebView
字符串